How big is the universe now compared to its size

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Reference no: EM13709804

Compute all parts of given question:

Question: A galaxy observed to have a red shift corresponding to a velocity of 7500km/sec.

Part A: How far away is it in PC [H=71(km/s)].

Part B: How many years ago was the radiation we now recieve emitted by this galaxy?

Part C: How big is the universe now compared to it's size when the light was emitted?

Show your work to receive full credit for this question.

Reference no: EM13709804

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